Referenced in:

• st: 245 - Durham, Cathedral Library, B. IV. 6, fol. 169* II.475-6
• mss: 367 - London, British Library, Cotton Tiberius A. xiv II.441-9
• facs: 620.6 - Oxford, Bodleian Library, e Mus. 66 (S.C. 3655), offsets of pastedowns pls. 59-60